1.
4 – 2 =
2
6
3
4
|
2.
10 – 1 =
2
5
9
7
|
3.
1 – 1 =
5
0
4
1
|
4.
8 – 0 =
9
12
2
8
|
5.
1 – 0 =
3
6
4
1
|
6.
8 – 4 =
7
9
4
8
|
7.
3 – 3 =
0
1
5
4
|
8.
7 – 2 =
9
5
6
7
|
9.
4 – 1 =
3
8
4
6
|
10.
8 – 0 =
4
5
8
13
|
11.
4 – 0 =
2
4
6
7
|
12.
7 – 0 =
7
11
3
2
|
13.
9 – 8 =
4
6
2
1
|
14.
2 – 2 =
0
3
2
1
|
15.
8 – 5 =
2
3
4
5
|
16.
7 – 7 =
5
4
0
3
|
17.
8 – 2 =
5
9
6
3
|
18.
8 – 8 =
4
3
0
1
|
19.
8 – 8 =
1
0
4
3
|
20.
1 – 0 =
3
2
4
1
|
1.
4 – 2 =
2
6
3
4
|
2.
10 – 1 =
2
5
9
7
|
3.
1 – 1 =
5
0
4
1
|
4.
8 – 0 =
9
12
2
8
|
5.
1 – 0 =
3
6
4
1
|
6.
8 – 4 =
7
9
4
8
|
7.
3 – 3 =
0
1
5
4
|
8.
7 – 2 =
9
5
6
7
|
9.
4 – 1 =
3
8
4
6
|
10.
8 – 0 =
4
5
8
13
|
11.
4 – 0 =
2
4
6
7
|
12.
7 – 0 =
7
11
3
2
|
13.
9 – 8 =
4
6
2
1
|
14.
2 – 2 =
0
3
2
1
|
15.
8 – 5 =
2
3
4
5
|
16.
7 – 7 =
5
4
0
3
|
17.
8 – 2 =
5
9
6
3
|
18.
8 – 8 =
4
3
0
1
|
19.
8 – 8 =
1
0
4
3
|
20.
1 – 0 =
3
2
4
1
|